NCT05923112Completed
BESPONSA Injection 1 mg Special Investigation
BESPONSA® INJECTION 1 MG SPECIAL INVESTIGATION
Source: ClinicalTrials.gov · Last updated 5 Dec 2025
Brief summary (registry, in English)
The purpose of this study is to learn about the safety and effectiveness of BESPONSA. BESPONSA is approved for treatment of relapsed or refractory CD22-positive acute lymphocytic leukemia. Registration criteria for this study is all patients who starting BESPONSA in Japan from its launch to the market to April 30, 2020. All patients in this study will receive BESPONSA according to the prescriptions. Patients will be followed up as follow. * 52 weeks for patients who did not have a HSCT (Hematopoietic Stem Cell Transplant) within 52 weeks after starting BESPONSA. * Up to 52 weeks after a HSCT for patients who had a HSCT within 52 weeks after starting BESPONSA.
- Status (registry)
- Completed
- Study type
- Observational
- Enrollment
- 421 (actual)
- First submitted
- 20 Jun 2023
- Start date
- Jul 2018
- Primary completion date
- Sept 2024
- Lead sponsor
- Pfizer
- NCT number
- NCT05923112
What you commit to
- Study type: Observational
- Participants enrolled: 421
- From Jul 2018 to the primary completion date, Sept 2024
- 1 site in 1 country
- Visits and tests: ask the trial team, the registry does not list them
Built from the registry fields of ClinicalTrials.gov. It describes the study, not your situation.
Who cannot take part
Copied verbatim from ClinicalTrials.gov and grouped by topic. Only the trial team decides who can take part.
Other
- None
Who the study is looking for
- All patients prescribed BESPONSA
Age in the registry: 0 years to - · Sex: All · Does not accept healthy volunteers
Sites (1)
Sites in registry order. Pick your city on the disease page to sort them by distance.
| Site | City | Country | Site status |
|---|---|---|---|
| Pfizer Coordinator of this site? Confirm its status | Tokyo | Japan | Unknown status |
This page is information, not medical advice. Discuss any trial with your doctor.